Xantrex Freedom SW 230V 815-3524-02, Owner'S Manual, Page: 91 / 104

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Troubleshooting
F44 Battery Over
Temperature
Automatic Battery temperature is over
60 °C.
Poor battery compartment
ventilation. Stop charging if necessary.
Check cable connections.
Check battery voltage/current and
temperature. If battery is not accepting
charge, it may need to be replaced.
Check for excessive ambient temperature
and adequate ventilation in the battery
compartment.
Automatic BTS may be damaged. If the unit displays a temperature of over
100 °C, the BTS will need to be replaced.
F46 Controller Error
Manual Unit’s control board may
be damaged. Service is required.
F47 DC Under Voltage
(Immediate)
Automatic Immediate battery under
voltage fault. Check battery condition (short or open
cells) and ensure correct voltage.
Battery state charge or capacity is so low
that the DC voltage collapses when
inverter load is applied.
Inverter load is so large that the DC
voltage collapses when inverter load is
applied.
Table 4 Fault Messages
Fault
Number
Message Fault Type Cause Solution
FSW 230V Owners Guide.book Page 77 Tuesday, August 7, 2018 9:38 AM